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Fei Xu

8 accepted papers

2025

Grey Wolf Optimizer Algorithm Based Active Noise Control Without Secondary Path Identification

ICASSP 2025accepted

Intelligent optimization algorithm (IOA) has been widely applied to active noise control (ANC) in recent years. Compared to the conventional filtered-x least mean square (FxLMS) algorithm-based ANC, IOA-based ANC not only eliminates the necessity for secondary path identification but also avoids the…

Cited by 0SourceScholar
2025

Guided and Variance-Corrected Fusion with One-shot Style Alignment for Large-Content Image Generation

AAAI 2025technical

Producing large images using small diffusion models is gaining increasing popularity, as the cost of training large models could be prohibitive. A common approach involves jointly generating a series of overlapped image patches and obtaining large images by merging adjacent patches. However, results…

2025

Perceiving and Acting in First-Person: A Dataset and Benchmark for Egocentric Human-Object-Human Interactions

ICCV 2025poster

Learning action models from real-world human-centric interaction datasets is important towards building general-purpose intelligent assistants with efficiency. However, most existing datasets only offer specialist interaction category and ignore that AI assistants perceive and act based on first-per…

2024

CFR-ICL: Cascade-Forward Refinement with Iterative Click Loss for Interactive Image Segmentation

AAAI 2024technical

The click-based interactive segmentation aims to extract the object of interest from an image with the guidance of user clicks. Recent work has achieved great overall performance by employing feedback from the output. However, in most state-of-the-art approaches, 1) the inference stage involves infl…

2023

Adversarial Knowledge Stimulated Contrastive Prompting for Few-shot Language Learners

ACL 2023findings

Prompt-based fine-tuning has boosted the performance of Pre-trained Language Models(PLMs) on few-shot Natural Language Understanding (NLU) tasks by employing task-specific prompts. Yet, PLMsare unfamiliar with prompt-style expressionsduring pre-training, which limits the few-shotlearning performance…

Cited by 0SourcePDFScholar
2022

Knowledge Stimulated Contrastive Prompting for Low-Resource Stance Detection

EMNLP 2022finding

Stance Detection Task (SDT) aims at identifying the stance of the sentence towards a specific target and is usually modeled as a classification problem. Backgound knowledge is often necessary for stance detection with respect to a specific target, especially when there is no target explicitly mentio…

Cited by 14SourcePDFScholar
2022

Stylized Knowledge-Grounded Dialogue Generation via Disentangled Template Rewriting

NAACL 2022long

Current Knowledge-Grounded Dialogue Generation (KDG) models specialize in producing rational and factual responses. However, to establish long-term relationships with users, the KDG model needs the capability to generate responses in a desired style or attribute. Thus, we study a new problem: Styliz…